1
Hiroaki Uchiyama, Yoshiaki Ibuchi, Katsuyoshi Fujiwara: Automatic dual electrophotographic copying machine. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, August 26, 1986: US04607946 (11 worldwide citation)

An electrophotographic copying machine including a copy enabling device, a mode switch, a detection device, and a control device. The mode switch is actuated to select a dual copy mode for copying at least two parts of a single document on one or more copy papers. The detection device is responsive ...


2
Toshio Yamagishi, Hiroaki Uchiyama, Ikuo Itoh, Yoshiaki Imanaka: Electrophotographic copying machine. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, August 14, 1984: US04465360 (10 worldwide citation)

An electrophotographic copying machine includes a combined developing-cleaning magnetic brush element. When the copy sheet is smaller than half the size of a photosensitive drum surface, two sheets of copy are obtained by three revolutions of the photosensitive drum in a multi-copy mode. During the ...


3
Katsuzo Uchida, Hiroaki Uchiyama, Akira Mitsuyama: Electrophotographic copying machine having moving carrier for original. Sharp Kabushiki Kaisha, Birch Stewart Kolasch and Birch, December 12, 1978: US04129374 (8 worldwide citation)

In an electrophotographic copying machine having a reciprocating original carrier, a metal frame having a substantially U-shaped section is fixed to one side edge of a transparent glass platen. A pair of guide rails are provided at both sides of the copying machine body, one for slidably accommodati ...


4
Akira Mitsuyama, Hiroaki Uchiyama, Masanobu Deguchi: Driving mechanism for travelling original carrier in an electrophotographic copying machine. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, August 22, 1978: US04108544 (8 worldwide citation)

In an electrophotographic copying machine having a travelling original carrier or a travelling optical exposure system, a feedforward clutch and a reverse clutch are selectively operated by a cam mechanism associated with a control clutch and by latch mechanisms associated with the control clutch an ...


5
Hiroaki Uchiyama, Toshio Yamanaka, Ayumu Oda, Kyosuke Taka, Yoshikazu Harada, Norio Tomita, Nobuo Manabe: Image forming apparatus with light-scanning unit having supporting member. Sharp Kabushiki Kaisha, Renner Otto Boisselle Sklar, August 21, 2001: US06278471 (7 worldwide citation)

An object of the invention is to reproduce a faithful image irrespective of thermal expansion of a light-scanning unit and to reproduce a faithful image without enhancing the strength of the light-scanning unit excessively. A pair of supporting portions of a light-scanning unit, each having a flat f ...


6
Naoki Tsunoda, Hiroaki Uchiyama: Wireless communication apparatus selectively connecting to peripheral apparatuses. Ricoh Company, Dickstein Shapiro, March 29, 2011: US07917608 (5 worldwide citation)

There is provided a wireless communication apparatus where a searching condition according to connection schemes for to-be-searched peripheral apparatuses is set, and a connection request transmitting source apparatus transmits a service searching request to the peripheral apparatuses to wait for de ...


7
Ken ichi Iwamoto, Tadaaki Kawano, Hiroaki Uchiyama, Takahiro Fukunaga, Katsuyoshi Fujiwara, Yoshikado Yamada: Lens positioning mechanism for a copying machine. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, November 12, 1985: US04552453 (5 worldwide citation)

A lens positioning mechanism for an electrophotographic copying machine capable of reproducing a copy of an original at a plurality of different magnifications one at a time, which comprises an optical apparatus including a lens assembly supported for movement to any one of several operative positio ...


8
Hiroaki Uchiyama, Naoki Tsunoda: Imaging device, location information recording method, and computer program product. Ricoh Company, Cooper & Dunham, May 26, 2009: US07539411 (4 worldwide citation)

A location-information storing unit stores therein location information. A location-information acquiring unit-acquires the location information from a location detecting device that detects a current location, and stores acquired location information in the location-information storing unit. An ima ...


9
Hiroaki Uchiyama, Seiji Nagao: Image-capturing apparatus, image-capturing method, and computer program product. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt L, October 4, 2011: US08031238 (4 worldwide citation)

In an image-capturing apparatus, recorded position information is stored upon receiving instruction of storing the recorded position information, and real-time position information is stored upon a photograph is taken, which is stored together with a captured-image. The image-capturing apparatus exe ...


10
Mitsuru Kitamura, Masahiko Katoh, Hitoshi Tamura, Hiroaki Uchiyama, Masashi Murayama, Migifumi Ikeda, Kazuo Sasaki, Shigeki Watabe: Data erasure apparatus and data erasure method. Hitachi Global Storage Technologies Netherlands, Townsend and Townsend and Crew, John Henkhaus, January 12, 2010: US07646579 (1 worldwide citation)

Embodiments of the invention prevent a spindle motor from stopping rotation while data on a magnetic disk is being erased by using a permanent magnet. In one embodiment, data in the whole area of the magnetic disk is erased as a consequence of the magnetic disk rotating in the magnetic field of the ...